1 /* r128_drv.h -- Private header for r128 driver -*- linux-c -*-
2 * Created: Mon Dec 13 09:51:11 1999 by faith@precisioninsight.com
4 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
5 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice (including the next
16 * paragraph) shall be included in all copies or substantial portions of the
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
23 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
24 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
25 * DEALINGS IN THE SOFTWARE.
28 * Rickard E. (Rik) Faith <faith@valinux.com>
29 * Kevin E. Martin <martin@valinux.com>
30 * Gareth Hughes <gareth@valinux.com>
31 * Michel Dänzer <daenzerm@student.ethz.ch>
34 #ifndef __R128_DRV_H__
35 #define __R128_DRV_H__
37 #define GET_RING_HEAD(dev_priv) R128_READ( R128_PM4_BUFFER_DL_RPTR )
39 typedef struct drm_r128_freelist {
42 struct drm_r128_freelist *next;
43 struct drm_r128_freelist *prev;
44 } drm_r128_freelist_t;
46 typedef struct drm_r128_ring_buffer {
57 } drm_r128_ring_buffer_t;
59 typedef struct drm_r128_private {
60 drm_r128_ring_buffer_t ring;
61 drm_r128_sarea_t *sarea_priv;
67 drm_r128_freelist_t *head;
68 drm_r128_freelist_t *tail;
72 unsigned long phys_pci_gart;
73 dma_addr_t bus_pci_gart;
74 unsigned long cce_buffers_offset;
84 unsigned int front_offset;
85 unsigned int front_pitch;
86 unsigned int back_offset;
87 unsigned int back_pitch;
90 unsigned int depth_offset;
91 unsigned int depth_pitch;
92 unsigned int span_offset;
94 u32 front_pitch_offset_c;
95 u32 back_pitch_offset_c;
96 u32 depth_pitch_offset_c;
97 u32 span_pitch_offset_c;
99 drm_local_map_t *sarea;
100 drm_local_map_t *mmio;
101 drm_local_map_t *cce_ring;
102 drm_local_map_t *ring_rptr;
103 drm_local_map_t *agp_textures;
104 } drm_r128_private_t;
106 typedef struct drm_r128_buf_priv {
111 drm_r128_freelist_t *list_entry;
112 } drm_r128_buf_priv_t;
115 extern int r128_cce_init( DRM_IOCTL_ARGS );
116 extern int r128_cce_start( DRM_IOCTL_ARGS );
117 extern int r128_cce_stop( DRM_IOCTL_ARGS );
118 extern int r128_cce_reset( DRM_IOCTL_ARGS );
119 extern int r128_cce_idle( DRM_IOCTL_ARGS );
120 extern int r128_engine_reset( DRM_IOCTL_ARGS );
121 extern int r128_fullscreen( DRM_IOCTL_ARGS );
122 extern int r128_cce_buffers( DRM_IOCTL_ARGS );
123 extern int r128_getparam( DRM_IOCTL_ARGS );
125 extern void r128_freelist_reset( drm_device_t *dev );
126 extern drm_buf_t *r128_freelist_get( drm_device_t *dev );
128 extern int r128_wait_ring( drm_r128_private_t *dev_priv, int n );
130 extern int r128_do_cce_idle( drm_r128_private_t *dev_priv );
131 extern int r128_do_cleanup_cce( drm_device_t *dev );
132 extern int r128_do_cleanup_pageflip( drm_device_t *dev );
135 extern int r128_cce_clear( DRM_IOCTL_ARGS );
136 extern int r128_cce_swap( DRM_IOCTL_ARGS );
137 extern int r128_cce_flip( DRM_IOCTL_ARGS );
138 extern int r128_cce_vertex( DRM_IOCTL_ARGS );
139 extern int r128_cce_indices( DRM_IOCTL_ARGS );
140 extern int r128_cce_blit( DRM_IOCTL_ARGS );
141 extern int r128_cce_depth( DRM_IOCTL_ARGS );
142 extern int r128_cce_stipple( DRM_IOCTL_ARGS );
143 extern int r128_cce_indirect( DRM_IOCTL_ARGS );
145 extern int r128_driver_vblank_wait(drm_device_t *dev, unsigned int *sequence);
147 extern irqreturn_t r128_driver_irq_handler( DRM_IRQ_ARGS );
148 extern void r128_driver_irq_preinstall( drm_device_t *dev );
149 extern void r128_driver_irq_postinstall( drm_device_t *dev );
150 extern void r128_driver_irq_uninstall( drm_device_t *dev );
152 /* Register definitions, register access macros and drmAddMap constants
153 * for Rage 128 kernel driver.
156 #define R128_AUX_SC_CNTL 0x1660
157 # define R128_AUX1_SC_EN (1 << 0)
158 # define R128_AUX1_SC_MODE_OR (0 << 1)
159 # define R128_AUX1_SC_MODE_NAND (1 << 1)
160 # define R128_AUX2_SC_EN (1 << 2)
161 # define R128_AUX2_SC_MODE_OR (0 << 3)
162 # define R128_AUX2_SC_MODE_NAND (1 << 3)
163 # define R128_AUX3_SC_EN (1 << 4)
164 # define R128_AUX3_SC_MODE_OR (0 << 5)
165 # define R128_AUX3_SC_MODE_NAND (1 << 5)
166 #define R128_AUX1_SC_LEFT 0x1664
167 #define R128_AUX1_SC_RIGHT 0x1668
168 #define R128_AUX1_SC_TOP 0x166c
169 #define R128_AUX1_SC_BOTTOM 0x1670
170 #define R128_AUX2_SC_LEFT 0x1674
171 #define R128_AUX2_SC_RIGHT 0x1678
172 #define R128_AUX2_SC_TOP 0x167c
173 #define R128_AUX2_SC_BOTTOM 0x1680
174 #define R128_AUX3_SC_LEFT 0x1684
175 #define R128_AUX3_SC_RIGHT 0x1688
176 #define R128_AUX3_SC_TOP 0x168c
177 #define R128_AUX3_SC_BOTTOM 0x1690
179 #define R128_BRUSH_DATA0 0x1480
180 #define R128_BUS_CNTL 0x0030
181 # define R128_BUS_MASTER_DIS (1 << 6)
183 #define R128_CLOCK_CNTL_INDEX 0x0008
184 #define R128_CLOCK_CNTL_DATA 0x000c
185 # define R128_PLL_WR_EN (1 << 7)
186 #define R128_CONSTANT_COLOR_C 0x1d34
187 #define R128_CRTC_OFFSET 0x0224
188 #define R128_CRTC_OFFSET_CNTL 0x0228
189 # define R128_CRTC_OFFSET_FLIP_CNTL (1 << 16)
191 #define R128_DP_GUI_MASTER_CNTL 0x146c
192 # define R128_GMC_SRC_PITCH_OFFSET_CNTL (1 << 0)
193 # define R128_GMC_DST_PITCH_OFFSET_CNTL (1 << 1)
194 # define R128_GMC_BRUSH_SOLID_COLOR (13 << 4)
195 # define R128_GMC_BRUSH_NONE (15 << 4)
196 # define R128_GMC_DST_16BPP (4 << 8)
197 # define R128_GMC_DST_24BPP (5 << 8)
198 # define R128_GMC_DST_32BPP (6 << 8)
199 # define R128_GMC_DST_DATATYPE_SHIFT 8
200 # define R128_GMC_SRC_DATATYPE_COLOR (3 << 12)
201 # define R128_DP_SRC_SOURCE_MEMORY (2 << 24)
202 # define R128_DP_SRC_SOURCE_HOST_DATA (3 << 24)
203 # define R128_GMC_CLR_CMP_CNTL_DIS (1 << 28)
204 # define R128_GMC_AUX_CLIP_DIS (1 << 29)
205 # define R128_GMC_WR_MSK_DIS (1 << 30)
206 # define R128_ROP3_S 0x00cc0000
207 # define R128_ROP3_P 0x00f00000
208 #define R128_DP_WRITE_MASK 0x16cc
209 #define R128_DST_PITCH_OFFSET_C 0x1c80
210 # define R128_DST_TILE (1 << 31)
212 #define R128_GEN_INT_CNTL 0x0040
213 # define R128_CRTC_VBLANK_INT_EN (1 << 0)
214 #define R128_GEN_INT_STATUS 0x0044
215 # define R128_CRTC_VBLANK_INT (1 << 0)
216 # define R128_CRTC_VBLANK_INT_AK (1 << 0)
217 #define R128_GEN_RESET_CNTL 0x00f0
218 # define R128_SOFT_RESET_GUI (1 << 0)
220 #define R128_GUI_SCRATCH_REG0 0x15e0
221 #define R128_GUI_SCRATCH_REG1 0x15e4
222 #define R128_GUI_SCRATCH_REG2 0x15e8
223 #define R128_GUI_SCRATCH_REG3 0x15ec
224 #define R128_GUI_SCRATCH_REG4 0x15f0
225 #define R128_GUI_SCRATCH_REG5 0x15f4
227 #define R128_GUI_STAT 0x1740
228 # define R128_GUI_FIFOCNT_MASK 0x0fff
229 # define R128_GUI_ACTIVE (1 << 31)
231 #define R128_MCLK_CNTL 0x000f
232 # define R128_FORCE_GCP (1 << 16)
233 # define R128_FORCE_PIPE3D_CP (1 << 17)
234 # define R128_FORCE_RCP (1 << 18)
236 #define R128_PC_GUI_CTLSTAT 0x1748
237 #define R128_PC_NGUI_CTLSTAT 0x0184
238 # define R128_PC_FLUSH_GUI (3 << 0)
239 # define R128_PC_RI_GUI (1 << 2)
240 # define R128_PC_FLUSH_ALL 0x00ff
241 # define R128_PC_BUSY (1 << 31)
243 #define R128_PCI_GART_PAGE 0x017c
244 #define R128_PRIM_TEX_CNTL_C 0x1cb0
246 #define R128_SCALE_3D_CNTL 0x1a00
247 #define R128_SEC_TEX_CNTL_C 0x1d00
248 #define R128_SEC_TEXTURE_BORDER_COLOR_C 0x1d3c
249 #define R128_SETUP_CNTL 0x1bc4
250 #define R128_STEN_REF_MASK_C 0x1d40
252 #define R128_TEX_CNTL_C 0x1c9c
253 # define R128_TEX_CACHE_FLUSH (1 << 23)
255 #define R128_WAIT_UNTIL 0x1720
256 # define R128_EVENT_CRTC_OFFSET (1 << 0)
257 #define R128_WINDOW_XY_OFFSET 0x1bcc
262 #define R128_PM4_BUFFER_OFFSET 0x0700
263 #define R128_PM4_BUFFER_CNTL 0x0704
264 # define R128_PM4_MASK (15 << 28)
265 # define R128_PM4_NONPM4 (0 << 28)
266 # define R128_PM4_192PIO (1 << 28)
267 # define R128_PM4_192BM (2 << 28)
268 # define R128_PM4_128PIO_64INDBM (3 << 28)
269 # define R128_PM4_128BM_64INDBM (4 << 28)
270 # define R128_PM4_64PIO_128INDBM (5 << 28)
271 # define R128_PM4_64BM_128INDBM (6 << 28)
272 # define R128_PM4_64PIO_64VCBM_64INDBM (7 << 28)
273 # define R128_PM4_64BM_64VCBM_64INDBM (8 << 28)
274 # define R128_PM4_64PIO_64VCPIO_64INDPIO (15 << 28)
275 # define R128_PM4_BUFFER_CNTL_NOUPDATE (1 << 27)
277 #define R128_PM4_BUFFER_WM_CNTL 0x0708
278 # define R128_WMA_SHIFT 0
279 # define R128_WMB_SHIFT 8
280 # define R128_WMC_SHIFT 16
281 # define R128_WB_WM_SHIFT 24
283 #define R128_PM4_BUFFER_DL_RPTR_ADDR 0x070c
284 #define R128_PM4_BUFFER_DL_RPTR 0x0710
285 #define R128_PM4_BUFFER_DL_WPTR 0x0714
286 # define R128_PM4_BUFFER_DL_DONE (1 << 31)
288 #define R128_PM4_VC_FPU_SETUP 0x071c
290 #define R128_PM4_IW_INDOFF 0x0738
291 #define R128_PM4_IW_INDSIZE 0x073c
293 #define R128_PM4_STAT 0x07b8
294 # define R128_PM4_FIFOCNT_MASK 0x0fff
295 # define R128_PM4_BUSY (1 << 16)
296 # define R128_PM4_GUI_ACTIVE (1 << 31)
298 #define R128_PM4_MICROCODE_ADDR 0x07d4
299 #define R128_PM4_MICROCODE_RADDR 0x07d8
300 #define R128_PM4_MICROCODE_DATAH 0x07dc
301 #define R128_PM4_MICROCODE_DATAL 0x07e0
303 #define R128_PM4_BUFFER_ADDR 0x07f0
304 #define R128_PM4_MICRO_CNTL 0x07fc
305 # define R128_PM4_MICRO_FREERUN (1 << 30)
307 #define R128_PM4_FIFO_DATA_EVEN 0x1000
308 #define R128_PM4_FIFO_DATA_ODD 0x1004
311 /* CCE command packets
313 #define R128_CCE_PACKET0 0x00000000
314 #define R128_CCE_PACKET1 0x40000000
315 #define R128_CCE_PACKET2 0x80000000
316 #define R128_CCE_PACKET3 0xC0000000
317 # define R128_CNTL_HOSTDATA_BLT 0x00009400
318 # define R128_CNTL_PAINT_MULTI 0x00009A00
319 # define R128_CNTL_BITBLT_MULTI 0x00009B00
320 # define R128_3D_RNDR_GEN_INDX_PRIM 0x00002300
322 #define R128_CCE_PACKET_MASK 0xC0000000
323 #define R128_CCE_PACKET_COUNT_MASK 0x3fff0000
324 #define R128_CCE_PACKET0_REG_MASK 0x000007ff
325 #define R128_CCE_PACKET1_REG0_MASK 0x000007ff
326 #define R128_CCE_PACKET1_REG1_MASK 0x003ff800
328 #define R128_CCE_VC_CNTL_PRIM_TYPE_NONE 0x00000000
329 #define R128_CCE_VC_CNTL_PRIM_TYPE_POINT 0x00000001
330 #define R128_CCE_VC_CNTL_PRIM_TYPE_LINE 0x00000002
331 #define R128_CCE_VC_CNTL_PRIM_TYPE_POLY_LINE 0x00000003
332 #define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_LIST 0x00000004
333 #define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_FAN 0x00000005
334 #define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_STRIP 0x00000006
335 #define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2 0x00000007
336 #define R128_CCE_VC_CNTL_PRIM_WALK_IND 0x00000010
337 #define R128_CCE_VC_CNTL_PRIM_WALK_LIST 0x00000020
338 #define R128_CCE_VC_CNTL_PRIM_WALK_RING 0x00000030
339 #define R128_CCE_VC_CNTL_NUM_SHIFT 16
341 #define R128_DATATYPE_VQ 0
342 #define R128_DATATYPE_CI4 1
343 #define R128_DATATYPE_CI8 2
344 #define R128_DATATYPE_ARGB1555 3
345 #define R128_DATATYPE_RGB565 4
346 #define R128_DATATYPE_RGB888 5
347 #define R128_DATATYPE_ARGB8888 6
348 #define R128_DATATYPE_RGB332 7
349 #define R128_DATATYPE_Y8 8
350 #define R128_DATATYPE_RGB8 9
351 #define R128_DATATYPE_CI16 10
352 #define R128_DATATYPE_YVYU422 11
353 #define R128_DATATYPE_VYUY422 12
354 #define R128_DATATYPE_AYUV444 14
355 #define R128_DATATYPE_ARGB4444 15
358 #define R128_AGP_OFFSET 0x02000000
360 #define R128_WATERMARK_L 16
361 #define R128_WATERMARK_M 8
362 #define R128_WATERMARK_N 8
363 #define R128_WATERMARK_K 128
365 #define R128_MAX_USEC_TIMEOUT 100000 /* 100 ms */
367 #define R128_LAST_FRAME_REG R128_GUI_SCRATCH_REG0
368 #define R128_LAST_DISPATCH_REG R128_GUI_SCRATCH_REG1
369 #define R128_MAX_VB_AGE 0x7fffffff
370 #define R128_MAX_VB_VERTS (0xffff)
372 #define R128_RING_HIGH_MARK 128
374 #define R128_PERFORMANCE_BOXES 0
376 #define R128_READ(reg) DRM_READ32( dev_priv->mmio, (reg) )
377 #define R128_WRITE(reg,val) DRM_WRITE32( dev_priv->mmio, (reg), (val) )
378 #define R128_READ8(reg) DRM_READ8( dev_priv->mmio, (reg) )
379 #define R128_WRITE8(reg,val) DRM_WRITE8( dev_priv->mmio, (reg), (val) )
381 #define R128_WRITE_PLL(addr,val) \
383 R128_WRITE8(R128_CLOCK_CNTL_INDEX, \
384 ((addr) & 0x1f) | R128_PLL_WR_EN); \
385 R128_WRITE(R128_CLOCK_CNTL_DATA, (val)); \
388 extern int R128_READ_PLL(drm_device_t *dev, int addr);
391 #define CCE_PACKET0( reg, n ) (R128_CCE_PACKET0 | \
392 ((n) << 16) | ((reg) >> 2))
393 #define CCE_PACKET1( reg0, reg1 ) (R128_CCE_PACKET1 | \
394 (((reg1) >> 2) << 11) | ((reg0) >> 2))
395 #define CCE_PACKET2() (R128_CCE_PACKET2)
396 #define CCE_PACKET3( pkt, n ) (R128_CCE_PACKET3 | \
400 static __inline__ void
401 r128_update_ring_snapshot( drm_r128_private_t *dev_priv )
403 drm_r128_ring_buffer_t *ring = &dev_priv->ring;
404 ring->space = (GET_RING_HEAD( dev_priv ) - ring->tail) * sizeof(u32);
405 if ( ring->space <= 0 )
406 ring->space += ring->size;
409 /* ================================================================
413 #define RING_SPACE_TEST_WITH_RETURN( dev_priv ) \
415 drm_r128_ring_buffer_t *ring = &dev_priv->ring; int i; \
416 if ( ring->space < ring->high_mark ) { \
417 for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { \
418 r128_update_ring_snapshot( dev_priv ); \
419 if ( ring->space >= ring->high_mark ) \
420 goto __ring_space_done; \
423 DRM_ERROR( "ring space check failed!\n" ); \
424 return DRM_ERR(EBUSY); \
430 #define VB_AGE_TEST_WITH_RETURN( dev_priv ) \
432 drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; \
433 if ( sarea_priv->last_dispatch >= R128_MAX_VB_AGE ) { \
434 int __ret = r128_do_cce_idle( dev_priv ); \
435 if ( __ret ) return __ret; \
436 sarea_priv->last_dispatch = 0; \
437 r128_freelist_reset( dev ); \
441 #define R128_WAIT_UNTIL_PAGE_FLIPPED() do { \
442 OUT_RING( CCE_PACKET0( R128_WAIT_UNTIL, 0 ) ); \
443 OUT_RING( R128_EVENT_CRTC_OFFSET ); \
447 /* ================================================================
451 #define R128_VERBOSE 0
453 #define RING_LOCALS \
454 int write, _nr; unsigned int tail_mask; volatile u32 *ring;
456 #define BEGIN_RING( n ) do { \
457 if ( R128_VERBOSE ) { \
458 DRM_INFO( "BEGIN_RING( %d ) in %s\n", \
459 (n), __FUNCTION__ ); \
461 if ( dev_priv->ring.space <= (n) * sizeof(u32) ) { \
463 r128_wait_ring( dev_priv, (n) * sizeof(u32) ); \
465 _nr = n; dev_priv->ring.space -= (n) * sizeof(u32); \
466 ring = dev_priv->ring.start; \
467 write = dev_priv->ring.tail; \
468 tail_mask = dev_priv->ring.tail_mask; \
471 /* You can set this to zero if you want. If the card locks up, you'll
472 * need to keep this set. It works around a bug in early revs of the
473 * Rage 128 chipset, where the CCE would read 32 dwords past the end of
474 * the ring buffer before wrapping around.
476 #define R128_BROKEN_CCE 1
478 #define ADVANCE_RING() do { \
479 if ( R128_VERBOSE ) { \
480 DRM_INFO( "ADVANCE_RING() wr=0x%06x tail=0x%06x\n", \
481 write, dev_priv->ring.tail ); \
483 if ( R128_BROKEN_CCE && write < 32 ) { \
484 memcpy( dev_priv->ring.end, \
485 dev_priv->ring.start, \
486 write * sizeof(u32) ); \
488 if (((dev_priv->ring.tail + _nr) & tail_mask) != write) { \
490 "ADVANCE_RING(): mismatch: nr: %x write: %x line: %d\n", \
491 ((dev_priv->ring.tail + _nr) & tail_mask), \
494 dev_priv->ring.tail = write; \
497 #define COMMIT_RING() do { \
498 if ( R128_VERBOSE ) { \
499 DRM_INFO( "COMMIT_RING() tail=0x%06x\n", \
500 dev_priv->ring.tail ); \
502 DRM_MEMORYBARRIER(); \
503 R128_WRITE( R128_PM4_BUFFER_DL_WPTR, dev_priv->ring.tail ); \
504 R128_READ( R128_PM4_BUFFER_DL_WPTR ); \
507 #define OUT_RING( x ) do { \
508 if ( R128_VERBOSE ) { \
509 DRM_INFO( " OUT_RING( 0x%08x ) at 0x%x\n", \
510 (unsigned int)(x), write ); \
512 ring[write++] = cpu_to_le32( x ); \
513 write &= tail_mask; \
516 #endif /* __R128_DRV_H__ */